Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 10.58
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -12.40 -0.375 4.64
Prot (kg) -11.01 -0.441 4.86
Fertility Sub Index 3.93
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.02
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.87 -0.432 0.81
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 18.37

* Based on an €80/tonne carbon price